Merge pull request #2432 from w3c/ubuntu-latest

GitHub actions: replace ubuntu-20.04 with ubuntu-latest

Author: daniel-montalvo

.github/workflows/aria.yml

@@ -8,7 +8,7 @@ on:
 jobs:
   main:
     name: ARIA ED
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-latest
     permissions:
       contents: write
     steps: